REVIEW: QR-E 250W ELECTRIC BOOSTER BICYCLE MOTOR AND B60i AND B70 BATTERY

glerner said:
How wide is the tape you used?
Click to expand...
The tape i use is about 2.5cm width fit nicely for 320W Pro but on 400W i just overlap side by side. Attached picture how i overlap the 3M friction floor tape width by 2x when wrapping on the friction roller of 400W.
 

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